FIG. 48 A. Entamceba histolytica, HIGHLY 

 MAGNIFIED. Living specimen drawn from a 

 cover-glass preparation from a twenty-four-hour 

 culture, by E. S. Kilgore. 



' 





FIG. 48. B. PRESERVED SPECIMEN 

 OF Entanmba histolytica, artificially 

 coloured to demonstrate the large round 

 nucleus. Same magnification as Fig. 

 48 A. From a preparation loaned by 

 Dr. Councilman. 



137 



